B2560

DTC B2560 START POW SUP CIRC

DIAGNOSIS DESCRIPTION
B2560 starter power supply system monitors the power supply condition to the starter motor relay and the starter motor relay condition in IPDM E/R. If it detects the starter motor relay ON condition in IPDM E/R without the "Engine start" request from the Intelligent Key unit, it judges that it is the malfunction and displays the DTC (Diagnostic Trouble Diagnosis).

TERMINALS AND REFERENCE VALUE

Terminals And Reference Value For Intelligent Key Unit:

Intelligent Key Unit

PDI (Power Distribution Unit):

PDU (Power Distribution Unit)




SELF-DIAGNOSTIC LOGIC

Step 1:

Step 2:

DIAGNOSTIC PROCEDURE